Chatbot < 4.7.8 - Admin+ Stored XSS in Language Settings

Description The plugin does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

PoC

1. In the plugin settings, select “WPBot Lite > Settings > Change Language” 2. Select “FAQ” and in the “Welcome to FAQ Section” enter the payload `` 3. Access the FAQ on the frontend to see XSS.